CN engineered electron transport type hosts for high efficiency and extended lifetime in blue thermally activated delayed fluorescent organic light-emitting diodes
Author:
Affiliation:
1. School of Chemical Engineering
2. Sungkyunkwan University
3. Gyeonggi-do
4. Korea
Abstract
The 4DBF-BNCZ and 4DBF-PCZ with CN substituent are developed as the electron transport and high triplet energy hosts for blue TADF application. The 4DBF-BNCZ demonstrates a high EQE of 20% and device lifetime of 32.2 h up to 80%.
Funder
National Research Foundation of Korea
Publisher
Royal Society of Chemistry (RSC)
Subject
Materials Chemistry,General Chemistry
Link
http://pubs.rsc.org/en/content/articlepdf/2021/TC/D0TC05662F
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